.banner {
  padding: 20px;
  width: 100%;
  height: 500px;
  margin-bottom: 400px;
  //   background: pink;
  transform: translate(0, 200px);
  .left {
    width: 50%;
    padding: 80px 50px;
    float: left;
    .title {
      color: #444950;
      font-size: 50px;
      opacity: 0;
      animation: upslope 0.8s 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);
      animation-fill-mode: forwards;
      span {
        color: #007be2;
      }
    }
    .content {
      margin: 40px 0;
      color: #444950;
      font-size: 16px;
      opacity: 0;
      animation: upslope 0.8s 0.6s cubic-bezier(0.455, 0.03, 0.515, 0.955);
      line-height: 30px;
      animation-fill-mode: forwards;
    }
    .btn {
      display: inline-block;
      width: 170px;
      height: 50px;
      background-image: linear-gradient(90deg, #0d94cc, #027ee0);
      color: #fff;
      border-radius: 10px;
      text-align: center;
      line-height: 50px;
      font-size: 18px;
      font-weight: 600;
      opacity: 0;
      animation: upslope 0.8s 0.8s cubic-bezier(0.455, 0.03, 0.515, 0.955);
      animation-fill-mode: forwards;
    }
    .icon {
      margin-top: 70px;
      opacity: 0;
      animation: upslope 0.8s 1.2s cubic-bezier(0.455, 0.03, 0.515, 0.955);
      animation-fill-mode: forwards;
      a {
        display: inline-block;
        margin-right: 15px;
      }
      .public {
        position: relative;
        display: inline-block;
        font-size: 20px;
        color: #07c160;
        span {
          margin-left: 5px;
          font-size: 16px;
          color: #000;
        }
        .dropdown__menu {
          position: absolute;
          top: 20px;
          left: -53px;
          padding: 10px;
          width: 180px;
          border-radius: 10px;
          opacity: 0;
          transition: all 0.2s;
          transform: scale(0);
        }
      }
      .public:hover > .dropdown__menu {
        opacity: 1;
        transform: scale(1);
      }
    }
  }
  .right {
    float: left;
    width: 50%;
    img {
      width: 100%;
      height: 100%;
      animation: Starboard 0.8s;
    }
  }
}
main {
  width: 100%;
  height: 100%;
  margin-bottom: 80px;
  .title {
    text-align: center;
    font-size: 50px;
    font-weight: 600;
    margin-bottom: 80px;
    img {
      margin-left: 10px;
    }
  }
  .article_item {
    // border: 1px solid red;
    width: 100%;
    max-width: 917px;
    color: #000;
    margin: auto;
    margin-top: 80px;
    opacity: 0;
    .item_title {
      font-size: 28px;
    }
    .item_title a:hover {
      color: #007be2;
    }
    .info {
      width: 100%;
      height: 20px;
      display: flex;
      .class {
        margin-top: 15px;
        text-align: center;
        line-height: 20px;
        width: 80px;
        height: 20px;
        background: #e8f8ff;
        color: #007be2;
        font-size: 12px;
      }
      .data {
        margin-top: 15px;
        margin-left: 15px;
        text-align: center;
        line-height: 20px;
        width: 80px;
        height: 20px;
        background: #e8f8ff;
        color: #007be2;
        font-size: 12px;
      }
    }

    .content {
      margin-top: 10px;
      padding: 30px 0;
      max-height: 400px;
      // width: 100%;
      word-wrap: break-word;
      word-break: break-all;
      overflow: hidden;
      color: rgb(84, 90, 95);
      img {
        display: none;
        width: 100%;
        height: 100%;
        overflow: hidden;
      }
    }
    .btn {
      margin-top: 10px;
      width: 130px;
      height: 40px;
      background-image: linear-gradient(90deg, #0d94cc, #027ee0);
      text-align: center;
      line-height: 40px;
      font-size: 20px;
      color: #fff;
      font-weight: 600;
      border-radius: 5px;
    }
  }
}

.paging {
  width: 100%;
  height: 100%;
  max-width: 917px;
  height: 30px;
  margin: auto;
  margin-top: 30px;
  .next {
    display: none;
    float: right;
    padding-right: 15px;
    color: #027ee0;
    font-weight: 600;
  }
  .previous {
    float: left;
    display: none;
    padding-left: 15px;
    color: #027ee0;
    font-weight: 600;
  }
}

.article_item_anm {
  animation: anm 0.5s linear;
  animation-fill-mode: forwards;
}

@keyframes anm {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
